JPS60169681A - Ignition voltage distributor in ignition apparatus for internal combustion engine - Google Patents
Ignition voltage distributor in ignition apparatus for internal combustion engineInfo
- Publication number
- JPS60169681A JPS60169681A JP59273544A JP27354484A JPS60169681A JP S60169681 A JPS60169681 A JP S60169681A JP 59273544 A JP59273544 A JP 59273544A JP 27354484 A JP27354484 A JP 27354484A JP S60169681 A JPS60169681 A JP S60169681A
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- ignition
- ignition voltage
- distribution device
- voltage distribution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P7/00—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices
- F02P7/02—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of distributors
- F02P7/021—Mechanical distributors
- F02P7/022—Details of the distributor rotor or electrode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P7/00—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices
- F02P7/02—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of distributors
- F02P7/021—Mechanical distributors
- F02P7/025—Mechanical distributors with noise suppression means specially adapted for the distributor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B1/00—Engines characterised by fuel-air mixture compression
- F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
- F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
Ｎ東上の利用分野
本発明は、円形軌道上を連動可能でかつ各固定電極のと
ころをこの固定電極に対して間隔をおいて回転して通過
可能な配電器電極を備え、この配電器電極はカルシウム
と珪素を含有する合金から成り、また前記配電器電極が
連動する円形軌道の中心に設けられたコンタクトプレー
トを備え、このコンタクトン０レートは良４亀材料から
成り、さらに前記配電器電極および前記コンタクトプレ
ートを支持する絶縁体を備えた、内燃機関用点火装置に
おける点火電圧配電装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of Application of N TOUGH The present invention provides a power distributor electrode which can be interlocked on a circular track and which can rotate and pass each fixed electrode at intervals with respect to the fixed electrode. The distributor electrode is made of an alloy containing calcium and silicon, and is provided with a contact plate provided at the center of the circular track on which the distributor electrode moves, and the contact plate is made of a good quality material. The present invention further relates to an ignition voltage distribution device in an ignition device for an internal combustion engine, further comprising an insulator supporting the distributor electrode and the contact plate.
従来技術
内燃機関用点火装置におけるこの棟の点火電圧配電装置
は、ドイツ連邦共和国特許出願公開第６１６６７４５号
公報から公知である。この公知の点火電圧配電装置にお
いては、旨周波領域において放射される妨害エネルギー
の著しい低減が達成される。An ignition voltage distribution device of this type in prior art ignition systems for internal combustion engines is known from DE 61 66 745 A1. In this known ignition voltage distribution device, a significant reduction in the radiated disturbance energy in the high frequency range is achieved.
発明が解決しようとする問題点
妨害放射の強さか著しく１戊減されるにもかかわらず、
妨害放射の強さをさらに一層低減するよう努力されてい
る。それは特に、近くにあるラジオ受信機およびテレビ
ジョン受信機の受信障害を一層低減するためである。さ
らに公知の装置においては、コンタクトグレートをノイ
ズ防止抵抗を介して配電器電極と電気的にも機械的にも
接続することか必安であるか、このノイズ防止抵抗を絶
縁体に取付けることは、製作技術上著しく費用かかかる
。本発明の課題は妨害放射をさらに低減して、簡単に装
作できる点火電圧配電装置を提供することである。Although the problem that the invention aims to solve is that the strength of the interfering radiation is significantly reduced by one,
Efforts are being made to further reduce the strength of the interfering radiation. This is in particular to further reduce interference with nearby radio and television receivers. Furthermore, in known devices, it is necessary to electrically and mechanically connect the contact grate to the distributor electrode via a noise-preventing resistor, and it is also necessary to attach this noise-preventing resistor to an insulator. The manufacturing technology is extremely expensive. The object of the invention is to provide an ignition voltage distribution device which further reduces interference emissions and is simple to install.
問題点を解決するための手段
上記の課題は、本発明により次のようにして触法される
。即ち、固定電極に対してノイズ防止抵抗が前置接続さ
れて峡り、および／またはコンタクトプレートにノイズ
防止抵抗を介して接触接続か形成され、また、前記コン
タクトプレートと配電器電極とは導電部分によって′電
気的に接続されており、さらに、前記配電器電極は固定
電極から０．５ｍｍから３ ｍｒｓの間隔をおし・て回
転して通過可能であるようにして解決される。Means for Solving the Problems The above problems are addressed by the present invention as follows. That is, a noise prevention resistor is pre-connected to the fixed electrode and/or a contact connection is formed to the contact plate via the noise prevention resistor, and the contact plate and the distributor electrode are conductive parts. The electrodes are electrically connected to each other by a fixed electrode, and furthermore, the distributor electrode is rotatably passable through a distance of 0.5 mm to 3 mrs from the fixed electrode.
実施例 次に本発明の実施例を図面を用（・て詳細に説明する。Example Next, embodiments of the present invention will be described in detail with reference to the drawings.
図は点火装置を示す。この点火装置は図示されていない
自動車の同様に図示されて（・な（・内燃機関用のもの
である。この点火装置は、直流電源１から給電される。The figure shows the igniter. This ignition system is for an internal combustion engine, which is also shown in the diagram, of a motor vehicle (not shown).This ignition system is supplied with power from a direct current power source 1.
この直流篭諒１は、例えは自＠惠のバッテリである。直
流−＃ｔ１のマイナス極はアースに接続され、プラス極
は、閉成接続体として働く作動スイッチ°（点火スイッ
チ）２に接続されている。この作動スイッチ２かも導線
が点火コイル４０１次巻醜３へ延びて２．いる。１次巻
線３の、作動スイッチ２とは反対側にある巻線端部は、
アースに接続される接続線の出発点となっており、この
接続線に、断続器５とノイズ防止コンデンサらとの並列
接続力く接続されている。さらに、１次巻線３の、作動
スイッチ２とは反対側にある巻線端部は、点火コイル４
０２次巻線１を介しさらにノイズ防止抵抗８を介してす
べりコンタクト９へ至る接続線の出発点でもある。すべ
りコンタクト９は、慣用のカーボンコンタクトとすべぎ
である。このカーボンコンタクトは図示されていない点
火配電器キャンプの中央の尚電圧塔内に位置し、ばねの
圧下にコンタクトプレート１０を押圧する。コンタクト
プレート１０は、円筒形の絶縁体１１の上方の端面上に
設けられている。このｅ数体１１’＋ｚ、（たいていは
、点火時点調整ニ用いられる遠心調速機を介して）一点
鎖線で示された配電器＠１２により回転角１１ヒである
。絶縁体１１は、半径方向に突出しているフィンガ１３
を有する。フィンガ１３の自由端部には、配電器電極１
４が設けられている。絶縁体１１０回転の際、配電器電
極１４０自由端而は、円形軌道１５上で連動する。その
除、配電器電極１４の自由端面ば、所定の回転角度部分
を走行した恢その都度複数の固定電極、図示の実施例で
は２つの固定電極１ｂ、１７のうちの１つを接近通過し
、しかもその除固定篭極との間隔ａは０．５關から３１
１１ｍ、有利には少くともほぼ２ ｍｍである。その除
、固定電極１６はまずノイズ防止抵抗１８を介し次にプ
ラグ接続部１９を介しさらに点火フ０ラグ２０を介して
アースに接続されている。同様にして、ノイズ防止抵抗
８はプラグ接続部２１を介して２次巻線１と接続され℃
いる。その絵図では、７′ラグ接続部は略示されている
。また、固定−極１７も、ノイズ防止抵抗２２および同
様に略示されているプラグ接続部２３ならびに点火プラ
グ２４を介してアースに接続されている。固定電極１６
のところで切欠いて示され℃いるように、各同定電極１
６゜１７およびすべりコンタクト９は、ノイズ防止、抵
抗１８，２２．８およびプラグ接続部１９゜２３．２１
に所員の各プラグソケットと構造的に一体に統合して構
成されている。その際、点火電圧の配電に用いられる装
置の構造上の形状は破線で示されており、番号２５を付
しである。This DC cage 1 is, for example, a personal battery. The negative pole of the DC-#t1 is connected to earth, and the positive pole is connected to an actuation switch ° (ignition switch) 2, which acts as a closing connection. This operating switch 2 also has a conductor extending to the ignition coil 40 primary winding 3. There is. The winding end of the primary winding 3 on the opposite side from the activation switch 2 is
This is the starting point of the connection line connected to the ground, and the interrupter 5 and the noise prevention capacitor are connected in parallel to this connection line. Furthermore, the winding end of the primary winding 3 on the side opposite to the activation switch 2 is connected to the ignition coil 4.
It is also the starting point for the connection line which runs via the secondary winding 1 and further via the anti-noise resistor 8 to the sliding contact 9. The sliding contact 9 is a conventional carbon contact and sliding contact. This carbon contact is located in the central voltage tower of the ignition distributor camp (not shown) and presses the contact plate 10 under the pressure of a spring. Contact plate 10 is provided on the upper end surface of cylindrical insulator 11 . This e number field 11'+z has a rotation angle of 11h (usually via a centrifugal governor used for ignition timing adjustment) by the power distributor @12 shown in dash-dotted line. The insulator 11 has radially projecting fingers 13
has. At the free end of the finger 13 there is a distributor electrode 1
4 is provided. During the rotation of the insulator 110, the free end of the distributor electrode 140 moves in a circular orbit 15. In addition, each time the free end face of the distributor electrode 14 travels through a predetermined angle of rotation, it passes close to one of a plurality of fixed electrodes, in the illustrated embodiment two fixed electrodes 1b, 17; Moreover, the distance a from the fixed cage pole is from 0.5 to 31
11 m, advantageously at least approximately 2 mm. Otherwise, the fixed electrode 16 is connected first to earth via a noise prevention resistor 18, then via a plug connection 19 and then via an ignition plug 20. Similarly, the noise prevention resistor 8 is connected to the secondary winding 1 via the plug connection 21.
There is. In the diagram, the 7' lug connection is shown schematically. The fixed pole 17 is also connected to earth via a noise prevention resistor 22 and a plug connection 23 and a spark plug 24, which are also shown schematically. Fixed electrode 16
As shown by the notch at ℃, each identification electrode 1
6° 17 and sliding contact 9 for noise protection, resistor 18, 22.8 and plug connection 19° 23.21
It is structurally integrated with each staff member's plug socket. The structural form of the device used for the distribution of the ignition voltage is here indicated in broken lines and is numbered 25.
配電器電極１４はカルシウムと珪素を含有する合金で成
る。その場合、約６６％のｉｔ百分率の珪素と約６５％
の重量百分率のカルシウムか使用されている。その残り
の成分は、例えばナトリウム含有塩とすることかできる
。コンタクトプレート１０は、良専亀材料、例えば鋼、
黄銅または鉄で製作されている。The distributor electrode 14 is made of an alloy containing calcium and silicon. In that case, it percentage silicon of about 66% and about 65%
The weight percentage of calcium is used. The remaining components can be, for example, sodium-containing salts. The contact plate 10 is made of a good quality material, such as steel,
Made of brass or iron.
コンタクトプレート１Ｕと配電器電極１４とは、導電部
分２６によって゛電気的に接続されている。その際、導
電部分２ｂは、コンタクヒフ０レート１υと同一の材料
で製作されている。配電器電極１４は、固定電極１６．
１７のところを０，５ｍｍから３ｍｍ、有利には少くと
もほぼ２ ｉｎの間隔ａで通過ｐＪ能である。The contact plate 1U and the power distributor electrode 14 are electrically connected by a conductive portion 26. The conductive part 2b is then made of the same material as the contactor rate 1υ. The distributor electrode 14 is a fixed electrode 16.
17 with a spacing a of 0.5 mm to 3 mm, preferably at least approximately 2 inches.
ノイズ防止抵抗８．１８．２２は、０．５にΩと１０に
Ωとの間の１直を有する。有利にはこの値は、１にΩと
５にΩとの曲に選定される。The anti-noise resistor 8.18.22 has a voltage between 0.5 Ω and 10 Ω. Advantageously, this value is chosen for songs with 1 Ω and 5 Ω.
作動スイッチが閉成され内燃機関が作動すると、断続器
５は遮断状態となり、１次巻線３を介して流れる一流の
遮断により、２次巻線１に点火電圧パルスか誘起される
。この点火電圧パルスは、回路素子２１． ８．９．Ｉ
Ｕ、２６および１４を介して、各固定電極１ｂ、１７の
うちの１つへとフラッシュオーバし、各点火フ０ラグ２
０．２４のうちの１つに電気スパーク（点火火花）を発
生する。その際本発明による手段を用いることにより、
尚周彼障害は良好に防止できる。さらに、絶縁体１１ば
、コンタクトフ。When the activation switch is closed and the internal combustion engine is activated, the interrupter 5 is in the disconnected state and the interruption of the flow of current through the primary winding 3 induces an ignition voltage pulse in the secondary winding 1. This ignition voltage pulse is applied to circuit element 21. 8.9. I
via U, 26 and 14 to one of each fixed electrode 1b, 17 and each ignition flag 2
Generates an electric spark (ignition spark) in one of 0.24. By using the measures according to the invention,
Shang Zhouhe disorder can be well prevented. Furthermore, the insulator 11 has a contact hole.
レー） Ｉ Ｕ、配電器電極１４、導電部分２６と共に
簡単に製作できる。なぜなら、そこにはノイズ防止抵抗
は埋設されないからである。配電器−極１４の材料の本
発明による選定、および配電器電極１４が各固定電極１
６．１７のどころを通過する際の配電器電極１４と谷固
定箪極１ｂ、１７との間隔ａの本発明による選定によ−
り、点火および燃焼電圧は、そこに現われる加熱が許容
範囲にあるような商さになるにずさない。It can be easily manufactured together with IU, the power distributor electrode 14, and the conductive part 26. This is because no noise prevention resistor is buried there. The selection according to the invention of the material of the distributor-poles 14 and the fact that the distributor electrodes 14 are different from each fixed electrode 1
6. By selecting according to the present invention the distance a between the distributor electrode 14 and the fixed valley electrodes 1b and 17 when passing through the point 17.
The ignition and combustion voltages must be such that the heating that occurs there is within an acceptable range.
コンタクトプレート１０、導電部分２６および配電器電
極１４は、一体に構成された部材であってもよい。Contact plate 10, conductive portion 26, and distributor electrode 14 may be integrally constructed members.
発明の効果
本発明による装置においては、従来技術に比［、て妨害
放射か一層１氏減され、かつ非常に廂単に製作できる。Effects of the Invention In the device according to the invention, the interference radiation is further reduced by one degree compared to the prior art, and it is very simple to manufacture.
図は、本発明の実施例を示す図である。 The figure shows an embodiment of the invention.
Claims (1)
を該固定電極に対して間隔をおいて回転して通過可能な
配電器電極を備え、該配電器電極はカルシウムと珪素を
含有する合金か−ら成り、また前記配電器電極が連動す
る円形軌道の中心に設けられたコンタクトプレートを備
え、該コンタクトプレートは良導電材料から成り、さら
に前記配電器電極および前記コンタクトプレートを支持
する絶縁体を備えた、内燃機関用点火装置における点火
電圧配電装置において、固定電極（１６，１７）に対し
てノイズ防止抵抗（１８，２２）が前置接続されており
、および／またはコンタクトプレー）（１ｔｌ）Ｋノイ
ズ防止抵抗（８）を介して接触接続が形成され、また、
前記コンタクトル−）（１０）と配電器電極（１４）と
は導電部分（２６）によって電気的に接続されており、
さらに、前記配電器電極（１４）は固定電極（１６，１
７）から０．５關から３關め間隔（ａ）をおいて回転し
て通過可能であることを特徴とする、内燃機関用点火装
置における点火電圧配電装置。 ２、各ノイズ防止抵抗（８，１８，２２）がそれぞれ０
．５ ＫＧと１０Ｋｆｌとの間のＩＬに選定されている
、特許請求の範囲第１項記載の点火電圧配電装置。 ６、導電部分（２６）が、コンタクトプレート（１０）
と同じ材料で製作されている、特許請求の範囲第１項記
載の点火電圧配電装置。 ４、各ノイズ防止抵抗（８，１８，２２）が、点火電圧
配電装置（２５）の構造上の安素である、特許請求の範
囲第１項記載の点火電圧配電装置。[Claims] 1. A power distributor electrode movable on a circular orbit and rotatable to pass through each fixed electrode at intervals relative to the fixed electrode, the power distributor electrode being a calcium-containing electrode. and a contact plate provided at the center of a circular track along which the distributor electrode moves, the contact plate being made of a highly conductive material, and further comprising a contact plate provided at the center of a circular orbit along which the distributor electrode and the contact In an ignition voltage distribution device in an ignition system for an internal combustion engine with a plate-supporting insulator, a noise prevention resistor (18, 22) is connected upstream of the fixed electrode (16, 17), and/or or contact play) (1tl) K A contact connection is formed via the anti-noise resistor (8), and
The contact hole (10) and the distributor electrode (14) are electrically connected by a conductive portion (26),
Further, the power distributor electrode (14) is a fixed electrode (16,1
7) An ignition voltage distribution device in an ignition device for an internal combustion engine, characterized in that it can rotate and pass at intervals of 0.5 to 3 steps (a). 2. Each noise prevention resistor (8, 18, 22) is set to 0.
．． Ignition voltage distribution device according to claim 1, selected for an IL between 5 KG and 10 Kfl. 6. The conductive part (26) is the contact plate (10)
The ignition voltage distribution device of claim 1, wherein the ignition voltage distribution device is made of the same material as. 4. Ignition voltage distribution device according to claim 1, wherein each anti-noise resistor (8, 18, 22) is a structural element of the ignition voltage distribution device (25).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833347409 DE3347409A1 (en) | 1983-12-29 | 1983-12-29 | DEVICE FOR DISTRIBUTING VOLTAGE DISTRIBUTION IN COMBINED IGNITION SYSTEMS FOR COMBUSTION ENGINES |
| DE3347409.5 | 1983-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60169681A true JPS60169681A (en) | 1985-09-03 |
Family
ID=6218351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59273544A Pending JPS60169681A (en) | 1983-12-29 | 1984-12-26 | Ignition voltage distributor in ignition apparatus for internal combustion engine |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4577610A (en) |
| JP (1) | JPS60169681A (en) |
| AU (1) | AU570089B2 (en) |
| BR (1) | BR8406769A (en) |
| DE (1) | DE3347409A1 (en) |
| ES (1) | ES283690Y (en) |
| GB (1) | GB2152138B (en) |
| IT (1) | IT1179522B (en) |
| MX (1) | MX158414A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3447342C2 (en) * | 1984-12-24 | 1994-06-01 | Bosch Gmbh Robert | High-voltage electrodes for the ignition distributor of the ignition system of internal combustion engines and method for producing the same |
| DE3941284A1 (en) * | 1989-12-14 | 1991-06-20 | Duerrwaechter E Dr Doduco | DISTRIBUTOR FOR INTERNAL COMBUSTION ENGINES |
| JPH0435672U (en) * | 1990-07-23 | 1992-03-25 | ||
| DE4101652A1 (en) * | 1990-10-18 | 1992-07-30 | Duerrwaechter E Dr Doduco | DISTRIBUTOR CAP OF AN IGNITION DISTRIBUTOR WITH A SHIELDING HOOD AND SHIELDING HOOD THEREFOR |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2555488A (en) * | 1947-10-22 | 1951-06-05 | Gen Motors Corp | Distributor rotor |
| US2688714A (en) * | 1951-05-19 | 1954-09-07 | Scintilla Ltd | Distributor for multicylinder internal-combustion engines |
| DE1203361B (en) * | 1960-12-30 | 1965-10-21 | Beteiligungs & Patentverw Gmbh | Electrical control device for a physical quantity |
| JPS4812012B1 (en) * | 1968-09-20 | 1973-04-17 | ||
| DE2005195C3 (en) * | 1970-02-05 | 1979-04-12 | Robert Bosch Gmbh, 7000 Stuttgart | Distributor cap for ignition distributors of internal combustion engines |
| GB1512861A (en) * | 1974-06-26 | 1978-06-01 | Toyota Motor Co Ltd | Method for surface treatment of electrode in distributor of internal combustion engine for suppressing noise |
| US4186712A (en) * | 1974-10-22 | 1980-02-05 | Brunswick Corporation | RFI-suppressing ignition system for an internal combustion engine |
| AU494548B2 (en) * | 1976-05-24 | 1977-12-01 | Toyota Jidosha Kogyo Kabushiki Kaisha | An improved distributor |
| DE2949573C2 (en) * | 1978-12-11 | 1982-06-03 | Hitachi, Ltd., Tokyo | Ignition distributor |
| US4369343A (en) * | 1979-11-26 | 1983-01-18 | Nissan Motor Co., Ltd. | Ignition distributor having electrodes with thermistor discharging portions |
| US4349709A (en) * | 1980-11-12 | 1982-09-14 | General Motors Corporation | Radio frequency interference suppressing ignition distributor |
| US4332988A (en) * | 1980-11-12 | 1982-06-01 | General Motors Corporation | Radio frequency interference suppressing ignition distributor |
| DE3136745A1 (en) * | 1981-09-16 | 1983-03-31 | Robert Bosch Gmbh, 7000 Stuttgart | DEVICE FOR DISTRIBUTING VOLTAGE DISTRIBUTION IN COMBINED IGNITION SYSTEMS FOR INTERNAL COMBUSTION ENGINES |
-
1983
- 1983-12-29 DE DE19833347409 patent/DE3347409A1/en not_active Ceased
-
1984
- 1984-09-10 US US06/648,666 patent/US4577610A/en not_active Expired - Fee Related
- 1984-12-13 AU AU36623/84A patent/AU570089B2/en not_active Ceased
- 1984-12-13 GB GB08431435A patent/GB2152138B/en not_active Expired
- 1984-12-19 MX MX203825A patent/MX158414A/en unknown
- 1984-12-21 IT IT24215/84A patent/IT1179522B/en active
- 1984-12-26 JP JP59273544A patent/JPS60169681A/en active Pending
- 1984-12-28 ES ES1984283690U patent/ES283690Y/en not_active Expired
- 1984-12-28 BR BR8406769A patent/BR8406769A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB8431435D0 (en) | 1985-01-23 |
| AU3662384A (en) | 1985-12-05 |
| IT8424215A0 (en) | 1984-12-21 |
| DE3347409A1 (en) | 1985-07-11 |
| BR8406769A (en) | 1985-10-22 |
| ES283690Y (en) | 1985-12-16 |
| MX158414A (en) | 1989-01-30 |
| US4577610A (en) | 1986-03-25 |
| AU570089B2 (en) | 1988-03-03 |
| IT1179522B (en) | 1987-09-16 |
| ES283690U (en) | 1985-05-01 |
| GB2152138A (en) | 1985-07-31 |
| GB2152138B (en) | 1988-06-02 |
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